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//                        Intel License Agreement
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///////////////////////////////////////////////
//// Created by Khudyakov V.A. bober@gorodok.net
//////////////////////////////////////////////

#ifndef __CVFACE_H__
#define __CVFACE_H__

#include "cvfacetemplate.h"

#define MAX_LAYERS 64

class Face {
public:
	Face(FaceTemplate* lpFaceTemplate);
	virtual ~Face();

	inline bool isFeature(void* lpElem);

	virtual void Show(IplImage * /*Image*/) {};
	virtual	void ShowIdeal(IplImage* /*Image*/) {};

	virtual void CreateFace(void* lpData) = 0;
	virtual bool CheckElem(void* lpCandidat, void* lpIdeal) = 0;
	virtual double GetWeight() = 0;
protected:
	FaceFeature* m_lpIdealFace;              // Ideal face definition.
	long m_lFaceFeaturesNumber;              // Total number of different face features .
	long* m_lplFaceFeaturesCount;            // Count of each feature found on this face.
	FaceFeature** m_lppFoundedFaceFeatures;  // Features found on current face.
	double m_dWeight;
};

inline bool Face::isFeature(void* lpElem) {
	for (int i = 0; i < m_lFaceFeaturesNumber; i ++) {
		void* lpIdeal = m_lpIdealFace[i].GetContour();

		if ( CheckElem( lpElem, lpIdeal) ) {
			if (m_lplFaceFeaturesCount[i] < 3 * MAX_LAYERS) {
				double dWeight = m_lpIdealFace[i].GetWeight();
				bool bIsFeature = m_lpIdealFace[i].isFaceFeature();


				if (bIsFeature) {
					m_lppFoundedFaceFeatures[i][m_lplFaceFeaturesCount[i]].SetWeight(dWeight);
					m_lppFoundedFaceFeatures[i][m_lplFaceFeaturesCount[i]].SetContour(lpElem);
					m_lppFoundedFaceFeatures[i][m_lplFaceFeaturesCount[i]].SetFeature(bIsFeature);
					m_lplFaceFeaturesCount[i] ++;
				}

				m_dWeight += dWeight;

				if (bIsFeature) {
					return true;
				}
			}
		}

	}

	return false;
}//inline bool RFace::isFeature(void * lpElem);


struct FaceData {
	CvRect LeftEyeRect;
	CvRect RightEyeRect;
	CvRect MouthRect;
	double Error;
};//struct FaceData

class RFace: public Face {
public:
	RFace(FaceTemplate* lpFaceTemplate);
	virtual ~RFace();
	virtual bool CheckElem(void* lpCandidat, void* lpIdeal);
	virtual void  CreateFace(void* lpData);
	virtual void Show(IplImage* Image);
	virtual void ShowIdeal(IplImage* Image);
	virtual double GetWeight();
private:
	bool isPointInRect(CvPoint p, CvRect rect);
	bool m_bIsGenerated;
	void ResizeRect(CvRect Rect, CvRect* lpRect, long lDir, long lD);
	void CalculateError(FaceData* lpFaceData);
};


#endif //__FACE_H__

